Ornamental design for a combination socket and accessory circuit or ballast for a fluorescent lamp



FIG. 1 is a front perspective view of the combination socket and accessory circuit or ballast;

FIG. 2 is a rear-perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a side view thereof, the other side being identical to the view shown in FIG. 5;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof. 

The ornamental design for a combination socket and accessory circuit or ballast for a fluorescent lamp, as shown and described. 